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  1. Home
  2. Testing, Analysis and Measurement
  3. 東亜ディーケーケー 本社、営業所(札幌・仙台・千葉・名古屋・大阪・広島・四国・北九州)、事業所(狭山、東大和)
  4. [Exhibition Information] We will be exhibiting at the Hiroshima Waterworks Exhibition 2025 [Starting from October 29 (Wednesday)!]
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  • Oct 01, 2025
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Oct 01, 2025

[Exhibition Information] We will be exhibiting at the Hiroshima Waterworks Exhibition 2025 [Starting from October 29 (Wednesday)!]

東亜ディーケーケー 東亜ディーケーケー 本社、営業所(札幌・仙台・千葉・名古屋・大阪・広島・四国・北九州)、事業所(狭山、東大和)
Toa DKK will be exhibiting at numerous trade shows. This time, we would like to announce the "Hiroshima Waterworks Exhibition 2025," which will be held from October 29 (Wednesday) to October 31 (Friday). Venue: Hiroshima Gate Park ◎ For simple measurements and continuous monitoring in environmental conservation settings ◎ ◎ For water quality analysis work at water purification plants ◎ We will be showcasing our company and HACH's water quality analyzers. Toa DKK Booth No. 126 <Main Exhibited Products> - Automatic water quality measurement device for tap water - Turbidity meter - Pocket residual chlorine meter - Desktop turbidity meter / Portable turbidity meter - Portable heavy metal analyzer Pre-registration can be done through the official website. https://suidoten.jp/2025/ >> We look forward to your visit! <<
Hiroshima Waterworks Exhibition
Hiroshima Waterworks Exhibition
Date and time Wednesday, Oct 29, 2025 ~ Friday, Oct 31, 2025
Our booth Hiroshima Gate Park No. 126
Capital Please note that the hours vary by date. October 29 (Wednesday) 9:30 AM - 5:30 PM October 30 (Thursday) 9:00 AM - 5:30 PM October 31 (Friday) 9:00 AM - 1:00 PM Our booth: Hiroshima Gate Park No. 126 Hiroshima Gate Park Access https://suidoten.jp/2025/access/
Entry fee Free Free (pre-registration required)
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MWB4-72.png

Complete automation of tap water management: "Automatic Water Quality Measurement Device for Tap Water" MWB4-72

Adopts a color touch panel in a compact body! Achieved excellent operability and maintainability.

The "MWB4-72 model" is a device that fully automates the daily water quality tests mandated by regulations, achieving enhanced water quality management and significant labor savings. By adopting dedicated software, it enables simultaneous centralized management of data information and allows for remote maintenance during abnormal conditions, including cleaning and zero calibration operations. The cleaning of the turbidity and color measurement cell section employs automatic cleaning through water flow, eliminating movable parts and significantly improving durability. 【Features】 ■ Remote monitoring system ■ Battery backup support ■ Excellent operability and maintainability ■ Continuous measurement of 7 items without reagents ■ Compact body *For more details, please refer to the PDF materials or feel free to contact us.

  • Water quality testing

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Pocket Residual Chlorine Meter 'DR300'

All operations can be done with three keys! Depending on the reagent selected, both free chlorine and total chlorine can be measured.

The "DR300" is a pocket residual chlorine meter that can measure both free chlorine and total chlorine depending on the choice of reagents. It is palm-sized and weighs 250g (excluding batteries). With four AA alkaline batteries, it can perform approximately 5000 measurements with low power consumption. By switching ranges, it can measure from 0.02 to 2.00 mg/L and from 0.1 to 8.0 mg/L. 【Features】 ■ Easy operation ■ Dedicated reagents provided ■ Compact and lightweight ■ Energy-efficient ■ Dual range support ■ The carrying case can store the main unit, sample cells, and more. *For more details, please refer to the PDF document or feel free to contact us.

  • Other measurement, recording and measuring instruments

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TU5200_WEB用.png

Tabletop turbidity meter 'TU5200' capable of high-precision measurement in low concentration ranges.

Custom calibration feature supports PSL turbidity! A tabletop turbidity meter adopting a new 90° scattering method.

The "TU5200" is a tabletop turbidity meter capable of high-precision measurements even in low concentration areas. By placing a 10mL sample in a dedicated TU5 vial and setting it in the measurement section, the measurement will automatically start when the cover is closed. In single measurement mode, you can set an averaging time between 5 to 15 seconds, and in continuous measurement mode, between 5 to 90 seconds. 【Features】 ■ High sensitivity and precision measurements in low turbidity areas ■ Custom calibration function ■ Compatible with PSL turbidity measurements ■ Signal accumulation averaging ■ External output *For more details, please refer to the PDF document or feel free to contact us.

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  • Analytical Equipment and Devices

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2100Q.png

Portable Turbidity Meter '2100Q'

Supports calibration with PSL standard solution! Compact and lightweight portable turbidity meter.

The "2100Q" is a portable turbidity meter that can be easily and quickly measured in the field. Simply pour the sample into the measuring container and set it on the instrument to display the results digitally. Routine checks can be easily performed with the included standard solution set. Weighing only 530g (excluding batteries), it is compact and lightweight. It comes with a carrying case that stores the main unit, necessary instruments, and the instruction manual. 【Features】 - Simply pour the sample into the measuring container and set it on the instrument to display the results digitally. - Routine checks can be easily performed with the included standard solution set. - Weighs only 530g (excluding batteries), compact and lightweight. - Comes with a carrying case that stores the main unit, necessary instruments, and the instruction manual. - Battery-operated (can also use AA rechargeable nickel-metal hydride batteries). *For more details, please refer to the PDF document or feel free to contact us.

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Kemio_本体_02.png

Portable heavy metal analyzer "Kemio" makes measuring lead and total arsenic easy.

Lead/total arsenic can be analyzed easily with high sensitivity! The data sorting function allows for quick data retrieval.

"Kemio" is a portable heavy metal analyzer equipped with a function to add information to measurement results based on preset settings, such as labels (dilution ratio, upper/lower limits) and user names. During measurement, an illustrated step-by-step guide is displayed on the screen. Calibration data for each sensor pack is automatically read by scanning a two-dimensional code. Thanks to the data sorting function based on additional information, data can be quickly searched, and by setting the pass/fail range (upper/lower limits), it can display PASS/FAIL results against the measured values. 【Features】 ■ High-sensitivity and easy analysis of lead/total arsenic ■ Temperature-compensated electrode ■ Color touch panel ■ Illustrated step-by-step guide displayed on the screen during measurement ■ USB rechargeable (nickel-hydrogen battery) *For more details, please refer to the PDF document or feel free to contact us.

  • Analytical Equipment and Devices
  • Water quality testing
  • Soil testing

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MM-42DP.png

Easy-to-hold slim design "Portable Multi Water Quality Meter"

This is a portable water quality meter compatible with field measurements of pH, ORP, electrical conductivity, and dissolved oxygen!

This is a multi-type portable water quality meter that allows for the measurement of "pH," "ORP," "electrical conductivity," and "dissolved oxygen" through probe replacement. Available in a 2-channel type MM-42DP and a 1-channel type MM-41DP! The measurement of dissolved oxygen adopts an "optical method"! With a waterproof structure and backlight, it can be safely used in the field. ◎ You can view detailed specifications and more from the "PDF Download." If you are interested, please download the catalog to take a look. Additionally, you can download materials that clearly explain the measurement methods for pH, electrical conductivity, and dissolved oxygen.

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Related catalog(5)

Automatic Water Quality Measurement Device for Tap Water 'MWB4-72 Type'

Automatic Water Quality Measurement Device for Tap Water 'MWB4-72 Type'

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Pocket Residual Chlorine Meter "DR300"

Pocket Residual Chlorine Meter "DR300"

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Tabletop Turbidity Meter 'TU5200'

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Testing, Analysis and Measurement
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東亜ディーケーケー 本社、営業所(札幌・仙台・千葉・名古屋・大阪・広島・四国・北九州)、事業所(狭山、東大和)
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February 20, 2026 ◆ Loss Function (JIS Z 8403) Seminar

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February 27, 2026 ◆ Half-Day Intensive Course ◆ MT System (MT Method) Engineering Artificial Intelligence Seminar

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Artificial Intelligence Suitable for Detecting Unknown Defects and Abnormalities through Inspection, Sensing, and Monitoring ~ Introduction to the Basics and Applications of MT Systems (MT Method) ~ [Half-Day Intensive Seminar] [AI Construction and Calculation Method Excel Materials Provided for Interested Participants] ------------------------------------------------------------ https://www.rdsc.co.jp/seminar/260207 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ We will inform you about upcoming technical seminars with discounted participation fees. If you would like to apply for each seminar with a discount, please contact ikuma.fukui@wmjplab.com. * The discount is available to anyone. * However, we do not accept participants who are technical consultants or instructors. * If you wish to have this seminar as an in-house training, please contact me directly. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

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March 6, 2026 ◆ Quality Engineering (Taguchi Method) Parameter Design Seminar

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2026/01/23 ◆ Engineering Artificial Intelligence Seminar

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Introduction to AI Application Development Led by Element Technology Developers Basics of Deep Neural Network Models and MT Systems, Minimization of Learning Data, Development Implementation Procedures ~ Learning AI Application Know-How through "Automation of Development, Virtual Inspection, and Detection of Unknown Anomalies" ~ 【AI Construction Demo Included, Excel Materials on AI Construction and Calculation Methods Available for Interested Parties】 -------------------------------------------------- https://johokiko.co.jp/seminar_chemical/AD260103.php ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ We will inform you about upcoming technical seminars with discounts on participation fees. If you would like to apply for each seminar with a discount on the participation fee, please contact ikuma.fukui@wmjplab.com. * The discount on participation fees is available to anyone. * However, we do not accept applications from technical consultants or instructors. * If you wish to have an in-house training session for the same seminar, please contact me directly. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

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